/*
 * Copyright (c) 2007-2013 Nicira, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA
 */

#ifndef FLOW_TABLE_H
#define FLOW_TABLE_H 1

#include <linux/kernel.h>
#include <linux/netlink.h>
#include <linux/openvswitch.h>
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/rcupdate.h>
#include <linux/if_ether.h>
#include <linux/in6.h>
#include <linux/jiffies.h>
#include <linux/time.h>
#include <linux/flex_array.h>

#include <net/inet_ecn.h>
#include <net/ip_tunnels.h>

#include "flow.h"

struct table_instance {
	struct flex_array *buckets;
	unsigned int n_buckets;
	struct rcu_head rcu;
	int node_ver;
	u32 hash_seed;
	bool keep_flows;
};

struct flow_table {
	struct table_instance __rcu *ti;
	struct table_instance __rcu *ufid_ti;
	struct list_head mask_list;
	unsigned long last_rehash;
	unsigned int count;
	unsigned int ufid_count;
};

extern struct kmem_cache *flow_stats_cache;

int ovs_flow_init(void);
void ovs_flow_exit(void);

struct sw_flow *ovs_flow_alloc(void);
void ovs_flow_free(struct sw_flow *, bool deferred);

int ovs_flow_tbl_init(struct flow_table *);
int ovs_flow_tbl_count(const struct flow_table *table);
void ovs_flow_tbl_destroy(struct flow_table *table);
int ovs_flow_tbl_flush(struct flow_table *flow_table);

int ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow,
			const struct sw_flow_mask *mask);
void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow);
int  ovs_flow_tbl_num_masks(const struct flow_table *table);
struct sw_flow *ovs_flow_tbl_dump_next(struct table_instance *table,
				       u32 *bucket, u32 *idx);
struct sw_flow *ovs_flow_tbl_lookup_stats(struct flow_table *,
				    const struct sw_flow_key *,
				    u32 *n_mask_hit);
struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *,
				    const struct sw_flow_key *);
struct sw_flow *ovs_flow_tbl_lookup_exact(struct flow_table *tbl,
					  const struct sw_flow_match *match);
struct sw_flow *ovs_flow_tbl_lookup_ufid(struct flow_table *,
					 const struct sw_flow_id *);

bool ovs_flow_cmp(const struct sw_flow *, const struct sw_flow_match *);

void ovs_flow_mask_key(struct sw_flow_key *dst, const struct sw_flow_key *src,
		       bool full, const struct sw_flow_mask *mask);
#endif /* flow_table.h */
it/commit/?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>net</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/ieee802154?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>ieee802154</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='a505e58252715bbc18a0ee1abae23615fe2586db'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Sowmini Varadhan &lt;sowmini.varadhan@oracle.com&gt;</td><td class='right'>2017-01-10 07:47:15 -0800</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-01-10 21:02:42 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/ieee802154?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>a505e58252715bbc18a0ee1abae23615fe2586db</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/ieee802154?id=a505e58252715bbc18a0ee1abae23615fe2586db'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>d816d838641ba1082b2356f4e3a365039e63b14d</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/ieee802154?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>net/ieee802154</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/ieee802154?h=nds-private-remove&amp;id=3bf003335ba356aac5a43e28640159d4ae8a2a60'>3bf003335ba356aac5a43e28640159d4ae8a2a60</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/ieee802154?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db&amp;id2=3bf003335ba356aac5a43e28640159d4ae8a2a60'>diff</a>)</td></tr></table>
<div class='commit-subject'>packet: pdiag_put_ring() should return TX_RING info for TPACKET_V3</div><div class='commit-msg'>Commit 7f953ab2ba46 ("af_packet: TX_RING support for TPACKET_V3")
now makes it possible to use TX_RING with TPACKET_V3, so make the
the relevant information available via 'ss -e -a --packet'

Signed-off-by: Sowmini Varadhan &lt;sowmini.varadhan@oracle.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=a505e58252715bbc18a0ee1abae23615fe2586db'>Diffstat</a> (limited to 'net/ieee802154')</div><table summary='diffstat' class='diffstat'>